* Put the following words in the correct order.
1. Why / turn / you / the light / in / on / the room / don’t /?
………………………………………………………………………………………………………………………………
2. He / the gas / he / turned / off / finished / cooking / after /.
………………………………………………………………………………………………………………………………
3. In winter, / accounts / electricity bill / 50% / of / for / heating / our /.
………………………………………………………………………………………………………………………………
4. How much / if we use / instead / do we / two energy-saving bulbs / have to pay /?
………………………………………………………………………………………………………………………………
5. We can / fossil fuels / solar energy / by using / instead of / save natural resources /.
………………………………………………………………………………………………………………………………
6. My family / saving energy, so / every month / we can / save some money / is / aware of /.
………………………………………………………………………………………………………………………………
7. Solar panels / of a house / from the sun / on the roof / to receive / the energy / are installed /.
………………………………………………………………………………………………………………………………
8. you want / the amount of water / uses / to save money, / If / you / should reduce / your family /.
………………………………………………………………………………………………………………………………
9. before / you can save energy / by preparing / turning on / in the kitchen / food / carefully / the stove /.
………………………………………………………………………………………………………………………………
10. In order to / can be / an energy saving bulb / an ordinary 100-watt light bulb / by / save / replaced / electricity, /.
………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

* Supply the correct form of the words in parentheses.
1. Don’t forget to drive ………………………. (care)
2. He behaved ………………………badly. (extreme)
3. They are ………………………- qualified teachers. (good)
4. The old man walked ………………………to the park. (slow)
5. Our production must be ………………………. (modern)
6. Police are looking for him ………………………. (nation)
7. September 2 is our ………………………Day. (depend)
8. That’s ………………………! I’m pleased that you work very hard. (wonder)
9. He is one of the most famous ………………………in the world. (environment)
10. If we go on littering, the environment will be come ………………………polluted. (serious)

* Fill in each blank with one suitable phrasal verb from the box.

1. A man gets into the car and ……………………….
2. She’s a very good child. She always ………………………her toys.
3. I’m sorry, I’m late. The car ………………………on the way here.
4. This is a no – smoking section. Please ………………………your cigar.
5. Oh, it is nearly midnight, isn’t it? Please ………………………the lamp.
6. We have ………………………the date of our wedding by one week.
7. She promised to see me after school, but she didn’t ……………………….
8. All of the members in my family often ………………………late at weekends.
9. You can ………………………in a dictionary if you don’t know what it means.
10. I’m very busy at the moment but I hope to ………………………to answering your letter next week.

* What do you suggest to the following people?
01. He is having a toothache.
I suggest …………………………………………………………………………………………………………………
02. They use electricity to catch fish.
I suggest …………………………………………………………………………………………………………………
03. He uses plastic bags to wrap food.
I suggest …………………………………………………………………………………………………………………
04. His motorcycle uses too much gas.
I suggest …………………………………………………………………………………………………………………
05. They use too much coal, gas and oil.
I suggest …………………………………………………………………………………………………………………
06. There are many cracks in your pipes.
I suggest …………………………………………………………………………………………………………………
07. I don’t want to watch TV for recreation.
I suggest …………………………………………………………………………………………………………………
08. He wants to go to Australia for studying.
I suggest …………………………………………………………………………………………………………………
09. They use many ordinary 100 watt light bulbs.
I suggest …………………………………………………………………………………………………………………
10. She always turns on the lights when going to bed.
I suggest …………………………………………………………………………………………………………………

* Circle the letter (A, B, C or D) of the best word to use in each blank.
There is now increasing concern about the world’s energy (01) …………………particularly about those involving fossil (02) …………………. In less than a hundred years we shall probably (03) ………………… all the present (04) …………………of oil and gas. The world’s coal (05) …………………should last longer but, once used, these cannot be (06) …………………. It is important, therefore, that we should develop such (07) …………………sources of energy as solar energy and nuclear energy such as well as water and wind (08) ………………… (classed as renewable energy). Until these energy (09) …………………are widely used, it is important for the developed countries to reduce energy (10) …………………as much as possible.

01. A. possessions B. goods C. resources D. materials
02. A. fuels B. powers C. forms D. energies
03. A. end B. complete C. total D. exhaust
04. A. findings B. productions C. amounts D. sources
05. A. reserves B. stores C. mines D. contents
06. A. updated B. repeated C. renewed D. produced
07. A. traditional B. alternative C. revolutionary D. surprising
08. A. force B. strength C. power D. motion
09. A. goods B. supplies C. provisions D. materials
10. A. exhaustion B. destruction C. waste D. consumption